Janek Grzeszczak is a Poland basketball player. Janek currently plays for KKS BASKET POZNAN in the EYBL U14 2025-2026. In 12 games this season, Janek averages 6.3 points, 1 rebounds, and 0.9 assists per game in 17 minutes per contest, shooting 40.8% from the field.
| League | Team | Game by Game |
|---|---|---|
| EYBL U14 2025-2026 | KKS BASKET POZNAN |
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